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| Learn about our [new formula descriptions, diagrams and derivations][1] here. [1]: https://community.wolfram.com/groups/-/m/t/3002435?p_p_auth=UCTOaMx0 |
| Learn about our [new formula descriptions, diagrams and derivations][1] here. [1]: https://community.wolfram.com/groups/-/m/t/3002435?p_p_auth=UCTOaMx0 |
| For the new school year, Wolfram|Alpha is providing an assortment of improvements for our Step-by-Step formula functionality. One element is expanded steps to provide better context and physical understanding for a wide range of formulas in the... |
| `QuantityVariable` has the `Attribute` `HoldRest` (primarily to handle custom physical quantities like `"Mass"/"Mass"`). That interferes with the substitution with `%`. ``` SetAttributes[test,HoldRest] 1+1 test[1, %] (*Out[2]= 2 Out[3]=... |
| This is what the result Missing["NotAvailable"] result indicates. It means we do not have the data for those inputs. I suppose you could programmatically check substance, particle, property combinations to find the gaps. There may be some... |
| Its possible this result may be cached from earlier in your session (we do some saving of results from ThermodynamicData to speed up large repetitive calculations). I would try rerunning the calculation in a fresh session or kernel. You should see... |